Received: 18 February 2020
Accepted: 6 January 2021
First Online: 15 January 2021
Ethics approval and consent to participate
: The datasets of the MDHS (2015–16) were accessed with the permission of ICF International. The primary demographic and health surveys data were collected in accordance with international and national ethical guidelines. The protocol for the 2015–2016 MDHS was reviewed and approved by the Ethics Review Committee of Department of Medical Research, Ministry of Health and Sports. For this secondary analysis, we got permission from Department of Public Health, Ministry of Health and Sports.
: Not applicable.
: The authors declare no competing interest.